ysu.ac.kr
Observed Jul 25, 2026, 05:49 UTC (9d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.
Not responding
Signed observation on record.
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat ysu.ac.kr actually stands on - every host below is a signed observation
ysu.ac.kr
A / AAAA
211.220.228.10
unattributedserves the site
NS
dns2.ysu.ac.krdns.ysu.ac.kr
ac.kranswers its DNS
MX
sniper.ysu.ac.kr
ac.krreceives its email
DNS Records
A 1
211.220.228.10
MX 1
0sniper.ysu.ac.kr
TXT 2
cisco-ci-domain-verification=3713136f9622db1816bc1bd40f4aec0188356324b1f85d1ed7f81c505993a94fv=spf1 ip4:211.220.228.52 ip4:211.220.228.201 ip4:211.220.228.36 ip4:211.220.228.203 ip4:221.164.4.17 ip4:218.146.253.74 -all
NS 2
dns2.ysu.ac.krdns.ysu.ac.kr
SOA 1
dns.ysu.ac.kr khs.ysu.ac.kr
TLS Certificates (0)
None.
Subdomains (0)
None observed.
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_234db74fa9a8d4a8- Output Hash
afbe3fbb7aa65afac87edcfefb92b5f7c4aa2b03afc5172327a0af846ac9e74b- Signature
ed25519:1acec0b08eaad86e60191042025af9d196ad94902413772851c93596400d579d5c52a16286cb866a675ab3570d683d17d154b371ebc2c7161608beb2ca53ec05- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast